Great Britain. Frosted Proof Crown, 1953. S.4136; KM-894. Elizabeth II. Obverse; Queen on horseback. ELIZABETH II DEI GRATIA BRITT OMN REGINA FIDEI DEFENSOR FIVE SHILLINGS. Reverse; Shields with emblems of the UK countries between, crown at centre. Gem mint state and with a sharper more polished edge and more highly frosted design detail than is normally encountered. At Grading Service, Final grade on Web Site. Estimate Value $350 - 450